Home / 3,568.08-5,344.02-2,915.76

Finding the Fourth Proportional to 3,568.08, 5,344.02 and 2,915.76

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Solution

The fourth proportional to 3,568.08, 5,344.02 and 2,915.76 is: 4,367.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.08 : 5,344.02 = 2,915.76 : x
  2. Step 2: Convert to fraction form
    3,568.08/5,344.02 = 2,915.76/x
  3. Step 3: Cross multiply
    3,568.08x = 5,344.02 × 2,915.76
  4. Step 4: Simplify right side
    3,568.08x = 15,581,879.76
  5. Step 5: Solve for x
    x = 15,581,879.76/3,568.08
  6. Step 6: Final answer
    x = 4,367.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.